95 Years in Motion
From our beginnings in 1931 to the technology we build today, every chapter of Dynamtic’s history has been driven by a commitment to solving demanding industrial challenges

For 95 years, Dynamatic has engineered dependable solutions that keep demanding industrial and municipal applications moving

Founded in 1931 by Martin and Anthony Winther, Dynamatic grew from the Winther brothers’ work in the automotive industry to a leader in Eddy Current technology. From its early applications in railroad air conditioning to aircraft engine testing during World War II, Dynamatic has continued evolving its technology to meet the demands of the industry.
From our beginnings in 1931 to the technology we build today, every chapter of Dynamtic’s history has been driven by a commitment to solving demanding industrial challenges
Dynamatic is founded
Martin and Anthony Winther establish Dynamatic in Kenosha, Wisconsin, beginning a legacy of American engineering and innovation
Eddy Current dynamometers are introduced
Dynamatic introduces Eddy Current Dynamometers, expanding the company’s technology into engine testing and other demanding applications.
Variable Speed Regulated Clutch
Dynamatic introduces the variable-speed regulated clutch, laying the groundwork for the variable speed technology that would become so important to its products.
Supporting the War Effort
During World War II, Dynamatic’s facilities were dedicated to the war effort, primarily manufacturing Eddy Current Dynamometers, used for aircraft engine testing
A New Era for Dynamatic
Dynamatic entered a new era of private ownership and continued advancing its Eddy Current technology, strengthening its focus on dependable industrial and municipal solutions.
95 Years of Engineering Reliability
Today, Dynamatic continues to engineer rugged Eddy Current Drives, Brakes, & Controls for the most demanding industrial and municipal applications, building on 95 years of proven technology and experience.
95 Years. Built to Last
For 95 years, Dynamatic has engineered dependable solutions for the industries that keep the world moving. Discover the technology, people, and history behind the name.